Daily Practice

Foundation Plus

4th April 1978

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -24/x, work out y when x = 4, and write down the equation of its vertical asymptote.
2
Compound Interest and Depreciation3 marks
£3900 is invested at 2.5% compound interest per year. Work out the value after 3 years, to the nearest penny.
3
Transformations2 marks
The point (6, 2) is rotated 90° clockwise about the origin. Write down the coordinates of the image.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 200 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 12, lower quartile 17, median 21, upper quartile 31 and maximum 40. Work out the interquartile range.

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